Which layover airport offers the lowest fares from Kathmandu to Washington, D.C.?

Flights via Istanbul (IST) offer the lowest average round-trip price of $1,385.

Which layover airport has the shortest travel time from Kathmandu to Washington, D.C.?

Flights connecting via Dubai (DXB) have the shortest average one-way travel time: 22h 46m.

Which airport is the most popular layover for flights between Kathmandu and Washington, D.C.?

Doha (DOH) was the most common stop: 62% of momondo users choosing 1-stop flights on this route connected there.

What is the cheapest airline that flies from Kathmandu Tribhuvan to Washington, D.C.?

Qatar Airways, Emirates, and Korean Air are the most popular carriers operating from Kathmandu Tribhuvan to Washington, D.C.

Which layover airport has the shortest connection time from Kathmandu to Washington, D.C.?

Dubai (DXB) has the shortest average layover time for this route: 4h 18m.

What airlines fly to Washington, D.C.?

Qatar Airways, Emirates and Turkish Airlines are the top three most popular airlines that fly to Washington, D.C. from Kathmandu according to our data. Qatar Airways is the first choice among our users, with 59% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 3 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

Prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C. are refreshed on a daily basis.

How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?

As of October 2026, there are 3 operators available to choose from for flights from Kathmandu Tribhuvan Airport to Washington, D.C..

How old do you have to be to fly from Kathmandu Tribhuvan Airport to Washington, D.C.?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kathmandu Tribhuvan Airport to Washington, D.C..

What documentation or ID do you need to fly to Washington, D.C.?

The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$560 Cheap Flights from Kathmandu to Washington, D.C. in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Kathmandu to Washington, D.C.

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10:45 am - 9:00 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

33h 00m3 stops New Delhi Indira Gandhi Intl Hyderabad Rajiv Gandhi Intl Abu Dhabi Zayed Intl

2:25 pm - 9:45 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

32h 35m3 stops Abu Dhabi Zayed Intl Hyderabad Rajiv Gandhi Intl New Delhi Indira Gandhi Intl

$1,235Multiple Airlines

Thu, Nov 12 - Wed, Dec 2

11:55 am - 6:30 pmKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

41h 20m2 stops Chengdu Tianfu Intl Beijing Capital

10:00 pm - 10:55 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

50h 10m2 stops Beijing Capital Chengdu Tianfu Intl

$1,241Air China

Mon, Dec 21 - Fri, Jan 1

11:55 am - 6:30 pmKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

41h 20m2 stops Chengdu Tianfu Intl Beijing Capital

10:00 pm - 10:55 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

50h 10m2 stops Beijing Capital Chengdu Tianfu Intl

$1,241Air China

Mon, Dec 21 - Tue, Jan 5

3:50 pm - 3:55 pmKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

34h 50m1 stop Doha Hamad Intl

8:05 pm - 5:45 pmIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

34h 55m1 stop Doha Hamad Intl

$1,359Qatar Airways

Wed, Dec 2 - Wed, Jan 13

3:50 pm - 3:55 pmKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

34h 50m1 stop Doha Hamad Intl

8:05 pm - 4:15 pmIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

33h 25m1 stop Doha Hamad Intl

$1,376Qatar Airways

Tue, Dec 1 - Sun, Feb 28

3:50 pm - 3:55 pmKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

34h 50m1 stop Doha Hamad Intl

8:05 pm - 8:20 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

25h 30m1 stop Doha Hamad Intl

$1,389Qatar Airways

Sat, Dec 5 - Sat, Jan 16

7:40 pm - 8:35 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

23h 40m1 stop Dubai Intl

10:55 am - 11:35 pmIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

26h 55m1 stop Dubai Intl

$1,545Emirates

Mon, Feb 22 - Mon, Jun 7

3:00 pm - 8:35 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

28h 20m1 stop Dubai Intl

10:35 am - 8:20 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

35h 00m1 stop Dubai Intl

$1,550Emirates

Sat, Dec 26 - Sat, Jan 30

12:45 pm - 11:45 amKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

33h 45m1 stop Istanbul

9:20 pm - 11:20 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

27h 15m1 stop Istanbul

$1,554Turkish Airlines

Sat, Dec 26 - Sun, Dec 27

12:45 pm - 7:25 pmKTM Kathmandu Tribhuvan-IAD Washington, D.C. Dulles Intl

41h 25m1 stop Istanbul

9:20 pm - 11:20 amIAD Washington, D.C. Dulles Intl-KTM Kathmandu Tribhuvan

27h 15m1 stop Istanbul

$1,642Turkish Airlines

Mon, Dec 21 - Tue, Jan 5

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Emirates flights from Kathmandu to Washington, D.C.

Our best Emirates deals on Kathmandu to Washington, D.C. flight tickets

Emirates

Feb 22

KTM7:40 pmKathmandu Tribhuvan

23h 40m

1 stop

IAD8:35 amWashington, D.C. Dulles Intl

Jun 7

IAD10:55 amWashington, D.C. Dulles Intl

26h 55m

1 stop

KTM11:35 pmKathmandu Tribhuvan

$1,545

Emirates

Nov 12

KTM3:00 pmKathmandu Tribhuvan

28h 20m

1 stop

IAD8:35 amWashington, D.C. Dulles Intl

Dec 2

IAD10:35 amWashington, D.C. Dulles Intl

26h 10m

1 stop

KTM11:30 pmKathmandu Tribhuvan

$1,550

Emirates

Nov 12

KTM8:05 pmKathmandu Tribhuvan

23h 15m

1 stop

IAD8:35 amWashington, D.C. Dulles Intl

Dec 2

IAD10:35 amWashington, D.C. Dulles Intl

21h 20m

1 stop

KTM6:40 pmKathmandu Tribhuvan

$1,551

Qatar Airways flights from Kathmandu to Washington, D.C.

Our best Qatar Airways deals on Kathmandu to Washington, D.C. flight tickets

Qatar Airways

Dec 2

KTM3:50 pmKathmandu Tribhuvan

34h 50m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

Jan 13

IAD8:05 pmWashington, D.C. Dulles Intl

34h 55m

1 stop

KTM5:45 pmKathmandu Tribhuvan

$1,359

Qatar Airways

Oct 29

KTM5:30 pmKathmandu Tribhuvan

25h 25m

1 stop

IAD9:10 amWashington, D.C. Dulles Intl

Nov 14

IAD8:05 pmWashington, D.C. Dulles Intl

34h 55m

1 stop

KTM5:45 pmKathmandu Tribhuvan

$1,363

Qatar Airways

Dec 1

KTM3:50 pmKathmandu Tribhuvan

34h 50m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

Feb 28

IAD8:05 pmWashington, D.C. Dulles Intl

33h 25m

1 stop

KTM4:15 pmKathmandu Tribhuvan

$1,376

momondo Fare Finder

Use the filters below to find and compare flights from Kathmandu to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Thu 11/12

10:45 am-9:00 am

3 stops33h 00m

Washington, D.C. Dulles Intl

Wed 12/2

2:25 pm-9:45 am

3 stops32h 35m

$1,235

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Mon 12/21

11:55 am-6:30 pm

2 stops41h 20m

Washington, D.C. Dulles Intl

Fri 1/1

10:00 pm-10:55 am

2 stops50h 10m

$1,241

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Mon 12/21

11:55 am-6:30 pm

2 stops41h 20m

Washington, D.C. Dulles Intl

Tue 1/5

10:00 pm-10:55 am

2 stops50h 10m

$1,241

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Wed 12/2

3:50 pm-3:55 pm

1 stop34h 50m

Washington, D.C. Dulles Intl

Wed 1/13

8:05 pm-5:45 pm

1 stop34h 55m

$1,359

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Tue 12/1

3:50 pm-3:55 pm

1 stop34h 50m

Washington, D.C. Dulles Intl

Sun 2/28

8:05 pm-4:15 pm

1 stop33h 25m

$1,376

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Sat 12/5

3:50 pm-3:55 pm

1 stop34h 50m

Washington, D.C. Dulles Intl

Sat 1/16

8:05 pm-8:20 am

1 stop25h 30m

$1,389

Quickest round-trip

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Mon 2/22

7:40 pm-8:35 am

1 stop23h 40m

Washington, D.C. Dulles Intl

Mon 6/7

10:55 am-11:35 pm

1 stop26h 55m

$1,545

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Sat 12/26

3:00 pm-8:35 am

1 stop28h 20m

Washington, D.C. Dulles Intl

Sat 1/30

10:35 am-8:20 am

1 stop35h 00m

$1,550

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Sat 12/26

12:45 pm-11:45 am

1 stop33h 45m

Washington, D.C. Dulles Intl

Sun 12/27

9:20 pm-11:20 am

1 stop27h 15m

$1,554

KathmanduWashington, D.C.

KTM Kathmandu Tribhuvan - IAD Washington, D.C. Dulles Intl

KTMIAD

Kathmandu Tribhuvan

Mon 12/21

12:45 pm-7:25 pm

1 stop41h 25m

Washington, D.C. Dulles Intl

Tue 1/5

9:20 pm-11:20 am

1 stop27h 15m

$1,642

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kathmandu to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Washington, D.C.?

The month of December is, on average, the cheapest month to fly to Washington, D.C. from Kathmandu, with most prices found around $1,288. If you’re not able to fly to Washington, D.C. in December, then February is your next best option. Flight prices from Kathmandu to Washington, D.C. during February average around $1,297.

Can stopping save me money on Kathmandu to Washington, D.C. flights?

You could potentially save up to 34% on your flight if you consider stops on a Kathmandu to Washington, D.C. flight.

How have Kathmandu to Washington, D.C. flight prices changed over time?

As of October 2026, prices for Kathmandu to Washington, D.C. flights are approximately 6% cheaper when compared to flights at the same time last year.

When to book flights from Kathmandu to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Kathmandu to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Kathmandu to Washington, D.C. (KTM to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kathmandu to Washington, D.C.

Best Price Found	$560
Fastest flight time	23h 15m
Direct flights	None

The best one-way flight to Washington, D.C. from Kathmandu in the past 72 hours is $560. The best round-trip flight deal from Kathmandu to Washington, D.C. found on momondo in the last 72 hours is $1,235.

The fastest flight from Kathmandu to Washington, D.C. takes 23h 15m

There are no direct flights from Kathmandu to Washington, D.C.. There are no popular flight routes from Kathmandu to Washington, D.C..

Search flight deals

Frequently asked questions about flying from Kathmandu to Washington, D.C.

How far is Kathmandu Tribhuvan to Washington, D.C. by plane?
A flight from Kathmandu Tribhuvan to Washington, D.C. will travel around 7689.5 mi. A reasonable flight in good conditions will take 23h 15m.
When did momondo last update prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?
Prices for flights from Kathmandu Tribhuvan Airport to Washington, D.C. are refreshed on a daily basis.
How many operators does momondo search for flights from Kathmandu Tribhuvan Airport to Washington, D.C.?
As of October 2026, there are 3 operators available to choose from for flights from Kathmandu Tribhuvan Airport to Washington, D.C..
How old do you have to be to fly from Kathmandu Tribhuvan Airport to Washington, D.C.?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kathmandu Tribhuvan Airport to Washington, D.C..
What documentation or ID do you need to fly to Washington, D.C.?
The necessary travel and health documents for your Washington, D.C. trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Kathmandu to Washington, D.C.?
Based on momondo bookings for flights between Kathmandu and Washington, D.C., the leading airline is Qatar Airways, making up 54% of the total bookings. Other popular airlines include Turkish Airlines with 46%.

Best airlines flying from Kathmandu to Washington, D.C.

Compare and see reviews for airlines that fly from Kathmandu to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
Qatar Airways	PriceFrom $1,241	Free Cancellation	Rating 7.3 3,709 reviews	Search Qatar Airways flights
Turkish Airlines	PriceFrom $1,281	Free Cancellation	Rating 7.4 4,461 reviews	Search Turkish Airlines flights
Emirates	PriceFrom $1,472	Free Cancellation	Rating 8.1 3,689 reviews	Search Emirates flights

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Gaithersburg

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Rockville

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Glen Burnie

Edgewood

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Colonial Beach

Why use momondo?

Why should I use momondo to find a flight deal from Kathmandu to Washington, D.C.?

Finding the right flight to Washington, D.C. from Kathmandu is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Kathmandu to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Kathmandu with this policy.

How can momondo help me find flights from Kathmandu to Washington, D.C.?

Once you have performed a search for Kathmandu to Washington, D.C. flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Kathmandu to Washington, D.C. right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Washington, D.C. from Kathmandu. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Washington, D.C. trip

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Fly into one of these airports located in Washington, D.C.

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Kathmandu to Washington, D.C. from $560

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kathmandu to Washington, D.C. departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Emirates flights from Kathmandu to Washington, D.C.

Our best Emirates deals on Kathmandu to Washington, D.C. flight tickets

Qatar Airways flights from Kathmandu to Washington, D.C.

Our best Qatar Airways deals on Kathmandu to Washington, D.C. flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Kathmandu to Washington, D.C. that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Kathmandu to Washington, D.C.

What is the cheapest month to fly to Washington, D.C.?

Can stopping save me money on Kathmandu to Washington, D.C. flights?

How have Kathmandu to Washington, D.C. flight prices changed over time?

What is the cheapest airline that flies from Kathmandu Tribhuvan to Washington, D.C.?

What airlines fly to Washington, D.C.?

Which airport is the most popular layover for flights between Kathmandu and Washington, D.C.?

Which layover airport offers the lowest fares from Kathmandu to Washington, D.C.?

Which layover airport has the shortest travel time from Kathmandu to Washington, D.C.?

Which layover airport has the shortest connection time from Kathmandu to Washington, D.C.?

When to book flights from Kathmandu to Washington, D.C.

Cheap Kathmandu to Washington, D.C. (KTM to WAS) flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Kathmandu to Washington, D.C.

Best airlines flying from Kathmandu to Washington, D.C.

Compare and see reviews for airlines that fly from Kathmandu to Washington, D.C. with momondo

Traveling to a place near Washington, D.C.?

Why use momondo?

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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